参考原点设置：https://jingyan.baidu.com/article/72ee561a636e65e16138df21.html
过孔盖油 https://jingyan.baidu.com/article/a24b33cd751dda19fe002b11.html
设置铺铜与导线、过孔间距https://blog.csdn.net/LJin19910205/article/details/80520207
参考原点设置：https://jingyan.baidu.com/article/72ee561a636e65e16138df21.html
过孔盖油 https://jingyan.baidu.com/article/a24b33cd751dda19fe002b11.html
设置铺铜与导线、过孔间距https://blog.csdn.net/LJin19910205/article/details/80520207